What is the Least Common Multiple of 84516 and 84530?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least Common Multiple of 84516 and 84530 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84516 and 84530, than apply into the LCM equation.

GCF(84516,84530) = 2
LCM(84516,84530) = ( 84516 × 84530) / 2
LCM(84516,84530) = 7144137480 / 2
LCM(84516,84530) = 3572068740

Least Common Multiple (LCM) of 84516 and 84530 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84516 and 84530. First we will calculate the prime factors of 84516 and 84530.

Prime Factorization of 84516

Prime Factorization of 84530

Now multiplying the highest exponent prime factors to calculate the LCM of 84516 and 84530.

LCM(84516,84530) = 2² × 3¹ × 7043¹ × 5¹ × 79¹ × 107¹
LCM(84516,84530) = 3572068740